An image-storage and retrieval methods

The present invention relates to a large number of image storage and retrieval method, comprising dividing partition on the hard disk, so that the partition comprises an index, the index two, three, and index picture data packet; three contents stored in the index comprises: image data packet address and the offset in the picture image data packet, and the length of the picture image photographing time, the method comprising the step of storing: image acquisition; extracting the image information, the image information to a matching index; if the matching is successful, the secondary index is positioned by an index; repositioning the secondary index to the tertiary index; and positioned by the three index picture data packet to the picture stored in the picture data packet, and the picture in the picture data packet offset, and the length of the picture image recorded in three photographing time index, and the index and a secondary index to update the latest image picture belongs time; and continue to acquire images; the method further includes retrieving a respective step.